Citations are generated automatically from bibliographic data as a convenience and may not be complete or accurate.
National Institute of Standards and Technology (NIST), Commerce Department. "Letter Circular 477: Sound Absorption Coefficients of the More Common Acoustic Materials". Government. Commerce Department, October 7, 1936. https://www.govinfo.gov/app/details/GOVPUB-C13-d35ac24f05648cfcf6540b85e909c565
National Institute of Standards and Technology (NIST), Commerce Department. (1936, October 7). Letter Circular 477: Sound Absorption Coefficients of the More Common Acoustic Materials. [Government]. Commerce Department. https://www.govinfo.gov/app/details/GOVPUB-C13-d35ac24f05648cfcf6540b85e909c565
National Institute of Standards and Technology (NIST), Commerce Department. Letter Circular 477: Sound Absorption Coefficients of the More Common Acoustic Materials. Commerce Department, (7 Oct 1936), https://www.govinfo.gov/app/details/GOVPUB-C13-d35ac24f05648cfcf6540b85e909c565
National Institute of Standards and Technology (NIST), Commerce Department, Letter Circular 477, GovInfo, (October 7, 1936), https://www.govinfo.gov/app/details/GOVPUB-C13-d35ac24f05648cfcf6540b85e909c565